Samyang AF 50mm F1.4 FE vs Sony FE 50mm F1.4 GM
Every published spec side by side, with today's lowest prices for the market you've chosen.
Key differences
- Aperture blades: 11 on the FE 50mm F1.4 GM, against 9 on the AF 50mm F1.4 FE.
- Closest focus: 0.38 m on the FE 50mm F1.4 GM, against 0.45 m on the AF 50mm F1.4 FE.
- Max magnification: 0.18× on the FE 50mm F1.4 GM, against 0.15× on the AF 50mm F1.4 FE.
- Weather sealed: Yes on the FE 50mm F1.4 GM, against No on the AF 50mm F1.4 FE.
- Aperture ring: Yes on the FE 50mm F1.4 GM, against No on the AF 50mm F1.4 FE.
- Weight: 516 g on the FE 50mm F1.4 GM, against 585 g on the AF 50mm F1.4 FE.
AF 50mm F1.4 FE or FE 50mm F1.4 GM: which should you buy?
On published specs the AF 50mm F1.4 FE leads the FE 50mm F1.4 GM nowhere; buy it for its price, its handling or the lenses you already own.
Choose the FE 50mm F1.4 GM for its aperture blades, closest focus, max magnification and weather sealed. It leads on 6 specs in all.
On paper the FE 50mm F1.4 GM wins more rows (6 to 0); if the AF 50mm F1.4 FE's strengths are the ones you shoot with, and its price is lower where you buy, it can still be the better buy.
 |  | |
|---|---|---|
| Lowest price today | Not priced in US yet | $1,248 new $904.99 used |
| Optics | ||
| Focal length | 50mm | 50mm |
| 35mm equivalent | 50mm (full frame) | 50mm (full frame) |
| Maximum apertureLower f-number lets in more light. A zoom wins only when it is as bright at both ends. | f/1.4 | f/1.4 |
| Minimum aperture | f/16 | f/16 |
| Made for | Full frame | Full frame |
| Elements / groups | 9 / 8 | 14 / 11 |
| Aperture blades | 9 | 11 (best) |
| Closest focus | 0.45 m | 0.38 m (best) |
| Max magnification | 0.15× | 0.18× (best) |
| Focus & handling | ||
| Autofocus | Yes | Yes (XD Linear) |
| Optical stabilisation | No | No |
| Weather sealed | No | Yes (best) |
| Internal zoom | — | — |
| Aperture ring | No | Yes (best) |
| Teleconverter compatible | No | No |
| Size & weight | ||
| Weight | 585 g | 516 g (best) |
| Diameter × length | 73.5 × 97.7 mm | 80.6 × 96 mm |
| Filter thread | 67 mm | 67 mm |
Green marks the better figure where “better” is unambiguous. A dash means the maker doesn't publish it or we haven't verified it yet.